#define _CRT_SECURE_NO_WARNINGS
#include<stdio.h>

int main()
{
    int a, b;
    scanf("a=%d,b=%d", &a, &b);
    a = a + b;
    b = a - b;
    a = a - b;
    printf("a=%d,b=%d", a, b);
    return 0;
}